Method for calibrating a cable and respective measuring device
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United States of America Patent
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Jan 3, 2017
Grant Date -
Dec 15, 2016
app pub date -
Jul 3, 2015
filing date -
Jun 12, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A measuring device comprises at least one port, an external cable connected to the at least one port, a transmitter connected to the at least one port through a switch, a receiver connected to the at least one port through the switch and a reference path connecting the transmitter with the receiver through the switch. The cable is connected to calibration elements, e.g., short and open. The switch alternately switch in a manner that in a first state the transmitter and the receiver are connected to the at least one port and that in a second state the transmitter and the receiver are connected via the reference path.
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